Her employment agency, Portico, had a dress code specifying that female workers must wear non-opaque tights, have hair with no visible roots, wear regularly re-applied makeup and appear in shoes with a รองเท้าแฟชั่น yaya heel between 2 and 4 inches high. For Thorp, that was a step too far. She started an online petition, calling formal workplace dress codes outdated and sexist. It has gathered more than 150,000 signatures, making it eligible for a debate in Parliament. Thorp told the BBC after she launched the petition that dress codes should reflect society. Twenty years ago, women werent